/**
 * @author TW
 */
public class HelloWorld {
    public static void main(String[] args) {

   /*     System.out.println("hello"+'a'+1);
        System.out.println('a'+1+"hello");*/
    /*    int a=298;
        byte b;
        b= (byte) a;
        System.out.println("a="+a);
        System.out.println("b="+b);

        byte a1=3;
        byte a2=4;
        int a3=a1+a2;
        System.out.println("a3="+a3);*/

 /*   byte a_byte=126;
    int a_int=20;
    long a_long=1234567;
    float a_Folat=12;
    double a_double =15.555;
    char a_char='a';
    char a2_char='b';
    char a3_char ='中';
    boolean a_boolean=true;
        System.out.println("整型byte的变量a_byt的值为："+a_byte);
        System.out.println("整型int的变量a_int的值为："+a_int);
        System.out.println("整型long的变量a_long的值为："+a_long);
        System.out.println("整型float的变量a_float的值为："+a_float);
        System.out.println("整型double的变量a_double的值为："+a_double);
        System.out.println("整型char的变量a_char的值为："+a_char);
        System.out.println("整型char的变量a2_char的值为："+a2_char);
        System.out.println("整型char的变量a3_cahr的值为："+a3_char);
        System.out.println("整型boolean的变量a_boolean的值为："+a_boolean);
       System.out.println("Hello");*/
    }
}
